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- The differential quadrature method(DQM)is extended to solve the natural frequencies of pipe. 采用微分求积法求解输流管道的固有频率。
- The differential quadrature approach suggested by Wang and Bert is extended to handle the high-order moment boundary conditions of plates, too. 同时,推广Wang和Bert处理边界条件的方法(简称为DQWB途径)来处理这类问题中所包括的高阶矩的边界条件。 给出了推广的微分求积算法的一般格式。
- The new version of differential quadrature element method (DQEM) is used to analyze the stability of isotropic stiffened plates for the first time. 摘要板和加筋板结构的稳定性特性,是设计人员十分关注的一个问题。
- An attempt is made the extend the Differential Quadrature Method (DQM) to the stability analysis of curved pipes conveying fluid. 将微分求积方法推广到输液曲管的稳定性分析,这是一个新的尝试。
- The differential quadrature element method (DQEM) proposed by Dr.C.N.Chen is a numerical analysis method for analyzing continuum mechanics problems. 中文摘要由陈长钮教授所研究开发出来的数值积分表示微分元素法为一种分析连体力学问题的数值方法。
- Abstract: An attempt is made the extend the Differential Quadrature Method (DQM) to the stability analysis of curved pipes conveying fluid. 摘 要: 将微分求积方法推广到输液曲管的稳定性分析,这是一个新的尝试。
- The characteristics of fluid conveying pipe with both ends supported elastically was investigated using the differential quadrature method(DQM). 采用微分求积法研究两端受线弹簧支承和扭转弹簧约束的一般支承输流管道的固有特性。
- The differential quadrature method was employed to analyze the natural frequencies and critical speed of the plate under in-plane loading. 分析轴向运动速度、板材料刚度及长宽比对板横向振动固有频率及临界速度的影响。
- Differential quadrature method (DQM) was introduced to solve the problem of partial derivatives function in strain energy formula. 应变能方程式中之偏微分函数则利用微分值积法(DQM)来解。
- Based on differential quadrature method (DQM), a new method for sensitivity analysis of response waveforms of interconnect lines is proposed. 摘要提出一种基于微分求积法、对互连线的响应波形进行灵敏度分析的新方法。
- In this thesis, we employ the meshless local Multiquadric Differential Quadrature method (LMQDQ method) to deal with the Poisson, Helmholtz eigenvalue and cavity flow problems. 在这篇论文中,我们应用区域多元二次微分积分法求解卜易松、赫姆霍兹特徵值与穴室流场问题。
- The numerical method in this thesis combines the Multiquadric method (MQ method) and the domain decomposition technique in Differential Quadrature (DQ) form. 因此,本方法仍保有无网格法不需要建立网格组织的特性。
- The nonlinear axisymmetrical bending of circular plates subjected to various combined loadings has been analyzed by the differential quadrature (DQ) method. 分析了多外载联合作用下圆板的轴对称非线性弯曲问题。
- The differential quadrature method for free vibration of orthotropic plates in consideration of the effects of higher-order transverse shear deformations is presented. 分析了计及高阶横向剪切变形的正交各向异性弹性板自由振动的问题。
- To deal with various boundary conditions, a new semi-analytical method has been proposed that the differential quadrature method (DQM) is employed for the in-plane discretization. 为了处理各类边界条件,提出了采用微分求积技术模拟面内变化的半解析方法,兼具精度和效率。
- According to the engineering theory of plastic bending, the elasto-plastic bending analysis of a beam is conducted using differential quadrature method. 根据梁塑性弯曲的工程理论,采用微分求积法进行了梁的弹塑性平面弯曲分析。
- The differential quadrature method (DQM) is applied to truncate the governing equation into a set of two-order ordinary differential equations with respect to time domain. 基于牛顿法推导出了输液曲管模型面内振动的非线性控制方程,利用微分求积法将系统的偏微分方程转化为关于时间域的二阶常微分方程组;
- A method to implement the differential precoder for high-speed optical differential quadrature phase-shift keying (DQPSK) modulation is introduced in this paper. 摘要提出了高速光差分相移键控(DQPSK)调制中预编码的实现方法。
- This paper uses differential quadrature method (DQM) to analyse the stability of archs subject to blenling and torsion, and compares the result with the one of the finite element method. 用数值微分法对弯扭作用下拱的稳定性进行了分析,并将数值微分法的计算结果与已有的有限元解进行对比,表明该方法比其它数值法具有优越性。
- The wavelet-based differential quadrature method (WDQM) is proposed to overcome the shortage of generalized differential quadrature method (GDQM) in treating the problem of concentrated loading. 针对广义微分求积法求解集中荷载问题精度不高的缺点,本文利用小波微分求积法进行了改进。